C9 H7 N O3 177.157 5-hydroxy-4-phenyl-1,2-oxazol-3(2H)-one N 0 Corina N 2026-07-23 14WY N 2026-07-31 RCSB REL HETAIN A1DOY non-polymer O1 0 7.418 59.883 5.309 1 N O1 A1DOY N 1.221 -2.288 0.441 1 N O C1 0 8.257 59.991 6.201 1 N C1 A1DOY N 1.538 -1.130 0.218 2 N C N1 0 9.407 59.304 6.263 1 N N1 A1DOY N 2.788 -0.635 0.117 3 N N O2 0 10.119 59.688 7.433 1 N O2 A1DOY N 2.774 0.552 -0.110 4 N O C2 0 9.352 60.614 8.060 1 N C2 A1DOY N 1.531 1.039 -0.197 5 N C O3 0 9.774 61.138 9.191 1 N O3 A1DOY N 1.184 2.321 -0.442 6 N O C3 0 8.189 60.804 7.322 1 N C3 A1DOY N 0.667 -0.028 0.006 7 N C C4 0 7.094 61.726 7.664 1 Y C4 A1DOY N -0.815 -0.020 0.004 8 N C C5 0 5.961 61.837 6.857 1 Y C5 A1DOY N -1.512 0.696 0.976 9 N C C6 0 4.950 62.726 7.172 1 Y C6 A1DOY N -2.892 0.701 0.970 10 N C C7 0 5.055 63.525 8.286 1 Y C7 A1DOY N -3.584 -0.004 0.001 11 N C C8 0 6.176 63.438 9.086 1 Y C8 A1DOY N -2.898 -0.716 -0.966 12 N C C9 0 7.186 62.538 8.793 1 Y C9 A1DOY N -1.518 -0.723 -0.973 13 N C H1 0 9.715 58.629 5.593 1 N H1 A1DOY N 3.595 -1.163 0.215 14 N H H3 0 5.873 61.220 5.975 1 N H3 A1DOY N -0.973 1.246 1.734 15 N H H4 0 4.076 62.793 6.541 1 N H4 A1DOY N -3.433 1.255 1.722 16 N H H5 0 4.264 64.217 8.534 1 N H5 A1DOY N -4.664 0.003 -0.001 17 N H H6 0 6.266 64.079 9.950 1 N H6 A1DOY N -3.443 -1.265 -1.720 18 N H H7 0 8.047 62.465 9.441 1 N H7 A1DOY N -0.984 -1.276 -1.731 19 N H H8 0 10.616 60.763 9.419 1 N H8 A1DOY N 1.936 2.917 -0.559 20 N H N 1 N doub N 2 N sing N 3 N sing N 4 N sing Y 5 N doub Y 6 N sing Y 7 N sing N 8 N sing N 9 N doub N 10 N sing Y 11 N doub N 12 N sing Y 13 N doub Y 14 N sing N 15 N sing N 16 N sing N 17 N sing N 18 N sing N 19 N sing N 20 N sing N 21 N sing RCSB RCSB O=C1NOC(O)=C1c1ccccc1 InChI=1S/C9H7NO3/c11-8-7(9(12)13-10-8)6-4-2-1-3-5-6/h1-5,12H,(H,10,11) ZMSGYVXNYROULF-UHFFFAOYSA-N OC1=C(C(=O)NO1)c2ccccc2 OC1=C(C(=O)NO1)c2ccccc2 c1ccc(cc1)C2=C(ONC2=O)O c1ccc(cc1)C2=C(ONC2=O)O 5-hydroxy-4-phenyl-1,2-oxazol-3(2H)-one 5-oxidanyl-4-phenyl-1,2-oxazol-3-one